20238890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{289127}}^1$

素因数の和:289141

約数の個数: 16

約数和(自身を含む): 41634432

約数和(自身を除く): 21395542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 289127, 578254, 1445635, 2023889, 2891270, 4047778, 10119445, 20238890]

約数ペア:

[(1, 20238890), (2, 10119445), (5, 4047778), (7, 2891270), (10, 2023889), (14, 1445635), (35, 578254), (70, 289127)]